The apartment is really close to the Metro exit of Neos Kosmos.( 1 meters!)
You can reach from the airport without using taxi or bus. Explore all the places in Athens by Metro or by Tram.
It's 20 meters from the Tram station so you can easy reach the sea area for swimming.( 30 minutes)
Of course you can visit acropolis and the downtown of Athens by Metro in next 2 metro stations.( 8 minutes)
As you can realize the New Luxury Apartment is close to everywhere!!